/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github.housepower.jdbc.wrapper;

import java.sql.SQLException;
import java.sql.Wrapper;

public interface SQLWrapper extends Wrapper {

    @Override
    default <T> T unwrap(Class<T> iface) throws SQLException {
        if (isWrapperFor(iface)) {
            return iface.cast(this);
        }
        throw new SQLException("Cannot unwrap to " + iface.getName());
    }

    @Override
    default boolean isWrapperFor(Class<?> iface) throws SQLException {
        return iface != null && iface.isAssignableFrom(getClass());
    }
}
